Perhaps you should try some spelling variations:
border communications » jordan communications, modern communications, better communication
communications costs » communication costs, communications _
21st transformation » cost transformation, just transformation, 2.1.2 transformation
technology 21st » technology 2.1.1, technology 2.1.2, technology 2.1.3
developing east » development east, developing a, developing asia
4 developing » 3 developing
east prices » meat prices, east policies, asset prices
one border » open border
costs 4 » costs _, costs a, costs 4.2

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 21st transformation _ one border communications costs 4 developing east prices.*.